397337580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2207431}}^1$

素因数の和:2207446

約数の個数: 36

約数和(自身を含む): 1205257872

約数和(自身を除く): 807920292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2207431, 4414862, 6622293, 8829724, 11037155, 13244586, 19866879, 22074310, 26489172, 33111465, 39733758, 44148620, 66222930, 79467516, 99334395, 132445860, 198668790, 397337580]

約数ペア:

[(1, 397337580), (2, 198668790), (3, 132445860), (4, 99334395), (5, 79467516), (6, 66222930), (9, 44148620), (10, 39733758), (12, 33111465), (15, 26489172), (18, 22074310), (20, 19866879), (30, 13244586), (36, 11037155), (45, 8829724), (60, 6622293), (90, 4414862), (180, 2207431)]